DE69013781D1 - Optical information transmission system, in particular for aircraft. - Google Patents
Optical information transmission system, in particular for aircraft.Info
- Publication number
- DE69013781D1 DE69013781D1 DE69013781T DE69013781T DE69013781D1 DE 69013781 D1 DE69013781 D1 DE 69013781D1 DE 69013781 T DE69013781 T DE 69013781T DE 69013781 T DE69013781 T DE 69013781T DE 69013781 D1 DE69013781 D1 DE 69013781D1
- Authority
- DE
- Germany
- Prior art keywords
- aircraft
- transmission system
- information transmission
- optical information
- optical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/27—Arrangements for networking
- H04B10/272—Star-type networks or tree-type networks
- H04B10/2725—Star-type networks without a headend
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8909242A FR2649494B1 (en) | 1989-07-10 | 1989-07-10 | OPTICAL INFORMATION TRANSMISSION SYSTEM, PARTICULARLY FOR AIRCRAFT |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69013781D1 true DE69013781D1 (en) | 1994-12-08 |
DE69013781T2 DE69013781T2 (en) | 1995-03-16 |
Family
ID=9383629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69013781T Expired - Lifetime DE69013781T2 (en) | 1989-07-10 | 1990-06-28 | Optical information transmission system, in particular for aircraft. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5024502A (en) |
EP (1) | EP0408413B1 (en) |
JP (1) | JP3089314B2 (en) |
CA (1) | CA2019835C (en) |
DE (1) | DE69013781T2 (en) |
ES (1) | ES2065503T3 (en) |
FR (1) | FR2649494B1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69311048T2 (en) * | 1992-09-29 | 1997-12-11 | Nippon Telegraph & Telephone | Multi / demultiplexer with grating of grouped waveguides and returned optical paths |
GB2337185B (en) * | 1998-04-24 | 2003-04-16 | Tratec U K Ltd | Return path connection matrix for a multiplexed cable communications system |
US10859781B2 (en) | 2016-09-20 | 2020-12-08 | Clearfield, Inc. | Optical fiber distribution systems and components |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2721728A1 (en) * | 1977-05-13 | 1978-11-16 | Siemens Ag | Light-guide system for data signals - has single light guide coupling optical transmitters and receivers to optical bus |
WO1986005649A1 (en) * | 1985-03-11 | 1986-09-25 | British Telecommunications Public Limited Company | Optical networks |
FR2580881A1 (en) * | 1985-04-22 | 1986-10-24 | Cordons Equipements | Intercommunication and data transmission network structured in a distributed star. |
US4781427A (en) * | 1985-09-19 | 1988-11-01 | The Mitre Corporation | Active star centered fiber optic local area network |
US4705350A (en) * | 1985-09-19 | 1987-11-10 | Bell Communications Research, Inc. | Optical transmission network |
US4730888A (en) * | 1986-02-20 | 1988-03-15 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optimized guided wave communication system |
US4784453A (en) * | 1987-02-02 | 1988-11-15 | Litton Systems, Inc. | Backward-flow ladder architecture and method |
US4787692A (en) * | 1987-03-13 | 1988-11-29 | American Telephone And Telegraph Company At&T Bell Laboratories | Electro optical switch architectures |
US4787693A (en) * | 1987-11-02 | 1988-11-29 | American Telephone And Telegraph Company, At&T Bell Laboratories | Passive star coupler |
-
1989
- 1989-07-10 FR FR8909242A patent/FR2649494B1/en not_active Expired - Lifetime
-
1990
- 1990-06-14 US US07/538,152 patent/US5024502A/en not_active Expired - Lifetime
- 1990-06-26 CA CA002019835A patent/CA2019835C/en not_active Expired - Lifetime
- 1990-06-28 DE DE69013781T patent/DE69013781T2/en not_active Expired - Lifetime
- 1990-06-28 EP EP90401853A patent/EP0408413B1/en not_active Expired - Lifetime
- 1990-06-28 ES ES90401853T patent/ES2065503T3/en not_active Expired - Lifetime
- 1990-07-10 JP JP02180728A patent/JP3089314B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3089314B2 (en) | 2000-09-18 |
EP0408413A1 (en) | 1991-01-16 |
FR2649494B1 (en) | 1991-10-11 |
CA2019835C (en) | 2000-11-21 |
US5024502A (en) | 1991-06-18 |
EP0408413B1 (en) | 1994-11-02 |
CA2019835A1 (en) | 1991-12-26 |
JPH0357331A (en) | 1991-03-12 |
DE69013781T2 (en) | 1995-03-16 |
ES2065503T3 (en) | 1995-02-16 |
FR2649494A1 (en) | 1991-01-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |